Home / 13,203.04-19,792.92-6,619.84

Finding the Fourth Proportional to 13,203.04, 19,792.92 and 6,619.84

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Solution

The fourth proportional to 13,203.04, 19,792.92 and 6,619.84 is: 9,923.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,203.04 : 19,792.92 = 6,619.84 : x
  2. Step 2: Convert to fraction form
    13,203.04/19,792.92 = 6,619.84/x
  3. Step 3: Cross multiply
    13,203.04x = 19,792.92 × 6,619.84
  4. Step 4: Simplify right side
    13,203.04x = 131,025,963.53
  5. Step 5: Solve for x
    x = 131,025,963.53/13,203.04
  6. Step 6: Final answer
    x = 9,923.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.